Caleta Chonos Formation
# Caleta Chonos Formation

Caleta Chonos Formation (Spanish: Formación Caleta Chonos) is a geological formation of Oligocene age located around Chacao Channel in southern Chile. The formation overlies Bahía Mansa Metamorphic Complex and is overlain by the Ancud Volcanic Complex. It crops out in northwestern Chiloé Island in the isthmus of Lacuy Peninsula.

